| 摘要 |
PURPOSE:To overcome the fragility of ceramic and display only its merit, by constituting a saw with compound consisting of plurally divided small saw components made of ceramics and a base member made of metal or synthetic resin. CONSTITUTION:Saw components 4 divided into small plural sheets (eight sheets) are made of ceramics in such a manner that a plurality of saw blade parts 2 are integrally provided in the bottom edge of a square core plate 3. While a basic part 5 corresponding to the body of a hack saw 1a is made of metal or synthetic resin. The hack saw 1a, in which the core plate 3 is fitted to be secured to the base member 5 so as to protrude downward only its respective saw tooth parts 2, of the members 4 to be successively arranged linearly in the lateral direction. |
